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2026-05-23 - 17:43
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat May 23, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20252177106,7sleep10-21swapper/107:08:301
19792115106,6sleep20-21swapper/207:07:542
18622114104,7sleep30-21swapper/307:06:233
20392113103,7sleep00-21swapper/007:08:410
178252580,0sleep30-21swapper/308:45:183
116472550,0sleep111649-21kthreadcore12:30:181
231199291,27cyclictest0-21swapper/209:36:432
231199280,27cyclictest0-21swapper/210:48:532
229999280,19cyclictest0-21swapper/011:05:110
231199270,26cyclictest0-21swapper/207:13:222
230499270,26cyclictest0-21swapper/108:38:301
230499270,26cyclictest0-21swapper/107:59:461
2299992718,1cyclictest749-21snmpd10:38:020
231199260,25cyclictest0-21swapper/208:08:102
230499260,25cyclictest0-21swapper/110:15:591
230499260,25cyclictest0-21swapper/109:02:481
2311992523,2cyclictest0-21swapper/207:34:312
2311992518,7cyclictest0-21swapper/211:50:292
231199250,24cyclictest0-21swapper/212:05:412
231199250,24cyclictest0-21swapper/208:19:582
2304992523,2cyclictest0-21swapper/111:06:361
2311992422,2cyclictest0-21swapper/212:39:152
2311992422,2cyclictest0-21swapper/210:50:292
2311992421,2cyclictest0-21swapper/208:24:072
2304992422,2cyclictest0-21swapper/108:21:241
230499240,23cyclictest0-21swapper/111:23:121
230499240,23cyclictest0-21swapper/109:12:251
2311992319,2cyclictest749-21snmpd10:20:172
231199231,21cyclictest0-21swapper/210:12:402
231199231,21cyclictest0-21swapper/210:12:402
2304992321,2cyclictest0-21swapper/109:47:191
2304992321,2cyclictest0-21swapper/107:44:041
2304992320,2cyclictest0-21swapper/108:05:491
229999239,9cyclictest0-21swapper/010:40:220
2311992220,2cyclictest0-21swapper/212:12:562
2311992220,2cyclictest0-21swapper/211:24:422
2311992217,4cyclictest0-21swapper/208:50:572
231199220,21cyclictest0-21swapper/211:03:172
2304992220,2cyclictest0-21swapper/108:17:251
2304992220,2cyclictest0-21swapper/107:47:241
230499220,3cyclictest0-21swapper/109:30:431
230499220,21cyclictest0-21swapper/112:23:141
230499220,21cyclictest0-21swapper/110:57:471
230499220,21cyclictest0-21swapper/110:44:231
230499220,21cyclictest0-21swapper/109:23:211
230499220,21cyclictest0-21swapper/107:52:371
230499220,21cyclictest0-21swapper/107:21:241
229999220,16cyclictest0-21swapper/010:14:460
229999220,16cyclictest0-21swapper/010:14:460
2311992119,2cyclictest0-21swapper/210:58:182
2311992117,3cyclictest0-21swapper/210:30:352
2311992117,3cyclictest0-21swapper/207:41:312
231199211,19cyclictest0-21swapper/209:05:282
231199210,20cyclictest0-21swapper/212:32:512
231199210,20cyclictest0-21swapper/212:23:322
231199210,20cyclictest0-21swapper/211:45:532
231199210,20cyclictest0-21swapper/211:40:172
231199210,20cyclictest0-21swapper/209:28:342
230499210,3cyclictest0-21swapper/111:27:171
230499210,2cyclictest0-21swapper/112:06:141
230499210,2cyclictest0-21swapper/109:40:111
230499210,21cyclictest0-21swapper/111:42:081
230499210,20cyclictest0-21swapper/111:56:531
230499210,20cyclictest0-21swapper/111:47:571
230499210,20cyclictest0-21swapper/111:32:541
230499210,20cyclictest0-21swapper/110:33:321
230499210,20cyclictest0-21swapper/110:14:111
230499210,20cyclictest0-21swapper/110:14:111
230499210,20cyclictest0-21swapper/110:07:071
230499210,20cyclictest0-21swapper/109:17:251
230499210,20cyclictest0-21swapper/108:52:341
230499210,20cyclictest0-21swapper/108:43:431
230499210,20cyclictest0-21swapper/108:12:211
230499210,20cyclictest0-21swapper/107:32:481
230499210,20cyclictest0-21swapper/107:26:071
2299992119,1cyclictest749-21snmpd07:54:340
229999210,20cyclictest0-21swapper/009:28:550
2311992018,2cyclictest0-21swapper/212:26:452
2311992018,2cyclictest0-21swapper/210:27:172
2311992018,1cyclictest749-21snmpd11:10:112
2311992018,1cyclictest749-21snmpd10:40:082
2311992018,1cyclictest749-21snmpd09:54:282
2311992018,1cyclictest749-21snmpd07:28:102
2311992018,1cyclictest749-21snmpd07:24:302
2311992016,3cyclictest0-21swapper/211:58:262
2311992016,3cyclictest0-21swapper/208:35:492
2311992016,3cyclictest0-21swapper/208:25:452
231199200,2cyclictest0-21swapper/208:59:012
230499205,14cyclictest0-21swapper/110:45:121
2304992018,2cyclictest0-21swapper/112:03:181
2304992018,2cyclictest0-21swapper/108:31:431
2304992018,1cyclictest749-21snmpd11:15:111
2304992017,3cyclictest0-21swapper/109:51:281
2304992017,2cyclictest0-21swapper/110:53:081
230499200,2cyclictest0-21swapper/110:21:111
230499200,2cyclictest0-21swapper/109:56:071
230499200,2cyclictest0-21swapper/109:08:431
230499200,20cyclictest0-21swapper/108:00:371
230499200,19cyclictest0-21swapper/112:10:451
230499200,19cyclictest0-21swapper/111:02:561
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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